Schneider ATV320D15N4B Altivar 320 Variable Frequency Drive, 15kW 3-Phase 380-500V Heavy-Duty Motor Inverter

Schneider ATV320D15N4B Altivar 320 15kW 3-Phase 380-500V VFD For High-Power Industrial Motor Variable Speed Regulation

Schneider ATV320D15N4B high-power heavy-duty variable frequency drive features 15kW rated power, built-in Class C3 EMC filter and multi-level safety functions, delivering energy-efficient and high-precision speed control for industrial pump systems, large ventilation fans and heavy processing machinery.

Schneider ATV320D15N4B Altivar 320 15kW Three-Phase VFD For High-Power Industrial Motor Control

1. High-Power Output Performance & Energy-Saving Operation of Schneider ATV320D15N4B

15kW Heavy-Duty Rated Electrical Parameters

Schneider ATV320D15N4B provides 15kW heavy-duty rated power and 33A maximum output current, perfectly matching high-power three-phase asynchronous and synchronous motors. The drive supports 380V to 500V three-phase industrial voltage input and 50/60Hz standard grid frequency operation. Stable output current and voltage effectively suppress speed fluctuation during full-load and variable-load operation for consistent motor performance.

Wide-Range Frequency Regulation & Energy Optimization

Schneider ATV320D15N4B supports ultra-wide 0.1Hz to 599Hz frequency adjustment to adapt to low-speed constant-torque and high-speed precision operation scenarios. Optimized energy-saving control logic reduces power consumption by up to 30% for fan and pump load applications. Adjustable 2kHz to 16kHz switching frequency minimizes motor electromagnetic noise and mechanical resonance for quieter equipment operation.

2. Built-In Safety Design & Industrial-Grade Protection of Schneider ATV320D15N4B

Certified Integrated Safety Functions

Schneider ATV320D15N4B integrates standard industrial safety functions including Safe Torque Off (STO) to comply with global machinery safety regulations. Native safety modules remove external safety relay configurations, simplifying electrical cabinet layout and reducing system failure risks. The safety design maintains reliable protection during repeated startup, shutdown and speed adjustment cycles.

Full-Coverage Fault & Environmental Protection

Schneider ATV320D15N4B equips comprehensive protection mechanisms covering input phase loss, motor short circuit, grounding fault and internal overheating. Real-time thermal sensing triggers intelligent power limiting and automatic shutdown to protect drive and motor hardware. The built-in Class C3 EMC filter suppresses high-frequency switching interference, ensuring stable operation of nearby precision sensors and control components.

3. Flexible I/O Terminal Layout & Multi-Protocol Connectivity of Schneider ATV320D15N4B

High-Resolution Configurable I/O Terminals

Schneider ATV320D15N4B features 7 multi-function discrete inputs, 3 relay outputs and 3 high-precision 10-bit analog inputs. Analog terminals support versatile signal modes including 0-10V voltage and 4-20mA current input for diverse sensor connection. One programmable analog output enables real-time operational data feedback, meeting complex logic control and data monitoring demands of automated production lines.

Dual Fieldbus Networking & Expandable Communication

Schneider ATV320D15N4B supports native Modbus RTU and CANopen protocols for seamless connection with industrial PLC and HMI systems. Real-time data interaction enables remote parameter adjustment, operating status monitoring and online fault diagnosis. Optional communication expansion cards support Profibus, PROFINET and EtherNet/IP, adapting to multiple industrial network topologies and centralized management systems.